What this means
The IEEE assigned the MA-L block D881CE to AHN INC.. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting D8:81:CE, it is AHN INC. hardware.
Frequently Asked Questions
Who owns MAC prefix D881CE?
D881CE is registered to AHN INC. in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. AHN INC.'s block covers 16,777,216 addresses.
What devices use D881CE?
Any network device with a MAC address starting D8:81:CE was manufactured by or for AHN INC..